{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009618","491:4910003787","490:4900009620","491:4910002515","491:4910002666","491:4910003840","490:4900009525","490:4900010407","491:4910002865","490:4900009515","490:4900009526","490:4900007294","490:4900009617","490:4900010322","490:4900011226","490:4900010769","490:4900011951","490:4900010033","490:4900009522","490:4900007284","490:4900008224","490:4900011168","491:4910005159","490:4900010658","490:4900006428"],"twin_admin_codes":[490,491,490,491,491,491,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.0069546114111243215,0.0028939866424869216,0.001397749703480498,0.0011203454951009032,0.0011006363953693793,0.0010260394327169904,0.0008763101426134451,0.0004819991564891371,0.0003763740914869307,0.0002858258142550547,0.00018838441458430123,0.00013379349408417616,0.00010891143830449692,0.0001035474764758252,0.00008996500474728256,0.00005047779261638638,0.00003586907677188364,0.000024888670420102134,0.00002467185697754807,0.000012515265228677113,0.000012465962743856247,0.00001162837902461948,0.00001113130233605152,0.000010928686428797202,0.000008652125437112474],"twin_dists":[0.40939727678912047,0.4440537782976303,0.4708874131964752,0.478746257398832,0.47937117407215746,0.4818343163669067,0.48732502193490995,0.5075939001397736,0.5157481537756741,0.5246713245254565,0.5379070116038918,0.548532182177087,0.554823308088478,0.5563566052154179,0.560603334992771,0.5777291669733354,0.5876195542457053,0.5980180131661567,0.5982647459713176,0.6171036916882302,0.6172115707532309,0.6191094327464056,0.620298536321256,0.6207978605424009,0.6271123951190153],"n_dims_used":44,"mean_confidence":0.8843038732355292},"coverage":{"mean_confidence":0.8843038732355292,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}